Finding the Fourth Proportional to 97,361.92, 134,363.52 and 54,920.44
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Solution
The fourth proportional to 97,361.92, 134,363.52 and 54,920.44 is: 75,792.50
Step by Step Solution
- Step 1: Write the proportion equation
97,361.92 : 134,363.52 = 54,920.44 : x - Step 2: Convert to fraction form
97,361.92/134,363.52 = 54,920.44/x - Step 3: Cross multiply
97,361.92x = 134,363.52 × 54,920.44 - Step 4: Simplify right side
97,361.92x = 7,379,303,638.35 - Step 5: Solve for x
x = 7,379,303,638.35/97,361.92 - Step 6: Final answer
x = 75,792.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.